<form action="<?php e_action("addSubmit"); ?>" method="post"  enctype="multipart/form-data">
    <fieldset>
        <legend>广告信息</legend>
        <label for="file">广告图片</label>
        <input type="file" name="file" id="file" placeholder="请选择您需要的图片"><br/>
        <label for="url">跳转链接</label>
        <input type="text" name="url" id="url" placeholder="请输入跳转链接"><br/>
    </fieldset>
    <input type="submit">
</form>